Zen Dictionary

    Every term, explained with a picture.

    Swing HighSHlocal peak: high > neighbours
    Market structure

    A candle whose high is higher than the highs of the candles immediately before and after it.

    Swing LowSLlocal trough: low < neighbours
    Market structure

    A candle whose low is lower than the lows of the candles immediately before and after it.

    Higher HighH1HH
    Market structure

    A swing high that prints above the previous swing high.

    Higher LowL1HL
    Market structure

    A swing low that forms above the previous swing low.

    Lower HighH1LH
    Market structure

    A swing high that forms below the previous swing high.

    Lower LowL1LL
    Market structure

    A swing low that prints below the previous swing low.

    UptrendtrendHLHH
    Market structure

    A market structure made of successive higher highs and higher lows.

    DowntrendtrendLHLL
    Market structure

    A market structure made of successive lower highs and lower lows.

    Range (Consolidation)range highrange low
    Market structure

    A phase where price oscillates between a roughly horizontal ceiling and floor without making progress.

    Breakoutresistancebreak
    Market structure

    Price closing decisively beyond a level that had been holding it, such as a range high or resistance.

    False Breakout (Fakeout)leveltrap
    Market structure

    Price pushes beyond a level, fails to hold, and closes back inside the prior range.

    Retestbroken levelretest
    Market structure

    After a breakout, price returns to the broken level and holds it from the other side.

    Supportsupport
    Market structure

    A price area where buying has repeatedly been strong enough to stop a decline.

    Resistanceresistance
    Market structure

    A price area where selling has repeatedly been strong enough to stop an advance.

    Supply Zonesupplyreaction
    Market structure

    A band of price where a sharp sell-off originated, implying unfilled sell orders remain there.

    Demand Zonedemandreaction
    Market structure

    A band of price where a sharp rally began, implying unfilled buy orders remain there.

    Candlestick Anatomy (OHLC)high (wick)body = open → closelow (wick)
    Candlesticks

    Each candle summarises one time period with four prices: open, high, low and close.

    Dojidoji
    Candlesticks

    A candle whose open and close are almost identical, leaving a very small body.

    Hammerhammer
    Candlesticks

    A candle with a small body near the top and a long lower wick, appearing after a decline.

    Bullish Engulfingengulf
    Candlesticks

    A two-candle pattern where a green body fully covers the previous red body.

    Bearish Engulfingengulf
    Candlesticks

    A two-candle pattern where a red body fully covers the previous green body.

    Pin Barrejection
    Candlesticks

    A candle with a small body and one wick far longer than the other.

    Market OrderAsk 100.30 ← fills thirdAsk 100.20 ← fills secondAsk 100.10 ← fills first— market buy sweeps upward —Bid 100.00immediate fill, price is whatever the book offers
    Orders & risk

    An instruction to buy or sell immediately at the best price currently available.

    Limit OrderAsk 100.20Ask 100.10 ← current priceBid 100.00Bid 99.50 ← your limit buy rests hereBid 99.00your price or better — or no fill at all
    Orders & risk

    An instruction to buy or sell only at a specified price or better.

    Stop-Lossstop-lossentry
    Orders & risk

    A resting order that closes a position once price reaches a level that proves the idea wrong.

    Take-Profittake-profitentry
    Orders & risk

    A resting order that closes a position at a predefined favourable price.

    Risk-Reward Ratioreward 15risk 5
    Orders & risk

    The distance from entry to target divided by the distance from entry to stop.

    Position Sizing40 unitsstop 2.5 pts20 unitsstop 5 pts10 unitsstop 10 pts
    Orders & risk

    Choosing quantity so that the distance to your stop equals a fixed amount of account risk.

    Leverage1k1x5k5x10k10x20k20x
    Orders & risk

    Borrowed exposure that lets a position be larger than the margin backing it.

    Margin1000your margin10000position notional10x leverage: 1,000 collateral backs 10,000 of exposure
    Orders & risk

    The collateral reserved from your balance to keep a leveraged position open.

    Liquidation Price100.0 entry (long, 10x) 97.0 unrealised loss grows 95.0 your stop-loss sits here 92.0 maintenance margin breached 91.0 LIQUIDATION — position force-closedthe stop is the exit you control
    Orders & risk

    The price at which losses consume your margin and the exchange force-closes the position.

    Reduce-Only OrderOpen long 0.10 BTCReduce-only sell 0.05 → position 0.05Reduce-only sell 0.05 → position 0.00Reduce-only sell 0.05 → rejectedcan only shrink, never open or flip
    Orders & risk

    An order flagged so it can only shrink or close an existing position, never open or increase one.

    Longbuysellprofit as price rises
    Perpetuals

    A position that profits when price rises.

    Shortsellbuy backprofit as price falls
    Perpetuals

    A position that profits when price falls.

    Funding Rate0.00%+0.01% / 8hnegative: shorts pay longspositive: longs pay shorts
    Perpetuals

    A periodic payment exchanged directly between long and short holders to keep the perpetual price tethered to spot.

    Open Interest40MMon55MTue82MWed61MThu
    Perpetuals

    The total value of derivative contracts currently open and not yet closed.

    Mark Price vs Last Pricemarklast wick
    Perpetuals

    Last price is the most recent trade on that contract; mark price is a smoothed fair value derived from an index of spot markets.

    Revenge Trading1x sizeplanned2x sizeafter loss4x sizeafter 2nd loss
    Psychology & stats

    Entering a new trade quickly after a loss, driven by the urge to win the money back.

    FOMOthe levelFOMO entry
    Psychology & stats

    Fear of missing out — entering because price is already moving, not because a level was reached.

    Overtrading3planned22actual6profitable
    Psychology & stats

    Taking more trades than your plan calls for, often out of boredom or a need to be active.

    Drawdownpeaktroughpeak → trough = drawdown
    Psychology & stats

    The decline from an equity peak to the following trough, usually shown as a percentage.

    Win Rate18wins22losses18 of 40 closed trades = 45% win rate
    Psychology & stats

    The share of closed trades that finished profitable, expressed as a percentage.

    Profit Factor3000gross profit2000gross loss3000 ÷ 2000 = profit factor 1.5
    Psychology & stats

    Gross profit divided by gross loss across a set of closed trades.

    Expectancy+1350.45 × 300−82.50.55 × 150+52.5expectancy
    Psychology & stats

    The average amount you can expect to win or lose per trade, given your win rate and your average win and loss.