Plain-language glossary

Use this page when a label stops you from following a guide.

Word	Meaning in Masayume
Window	One asset over one defined interval, with an opening and closing result.
Opening print	The reference price at the Window's start. Ordinary UP/DOWN compares the final print against it.
Closing print	The oracle's final price for that Window.
Oracle	The price source and settlement process used to decide the final outcome.
UP / DOWN	UP wins at or above the opening print; DOWN wins below it.
Stake	The amount at risk in the call or round.
Payout / Return	What the winning condition can return, including any stake represented in that amount. It is not automatically the profit.
Profit / loss	The amount received minus what the relevant position or record cost, under the screen's stated accounting.
Quote	The terms available now: price, amount and potential return. It can change before execution.
Fill	The part of an order that actually found available liquidity.
Book	Buy and sell orders waiting at different prices. UP and DOWN have their own books.
Depth / liquidity	How much can be traded at the available levels. A visible price can have very little quantity behind it.
Slippage	A change in the price you can get as an order reaches different levels or the market moves.
Requote	A request to review changed terms before another confirmation.
Settlement	Recording the final result and completing the product's accounting for it.
Claim	Collecting a payable settled outcome.
Void	A contract-defined cancellation/refund result, such as an eligible missing-oracle-answer case. An ordinary losing call is not void.
tUSDC	Test collateral used by the current testnet app.
STT / gas	The testnet token and transaction fee used to make chain changes.
Trading Balance / Vault	Funds held in the EventVault for supported trading and grants, separately from wallet funds.
Grant	Permission for a named key or runner to buy under a specified budget, limits and expiry.
Revoke	Stop future use of a grant. It does not undo positions already opened.
Browser key	A key stored on this device that can perform actions you authorized within limits.
Sponsor	A configured service that may pay eligible transaction fees.
Strategy	Published rules or an AI brief, runner address and limits for supported automated calls.
Runner / agent	The process and wallet that read a strategy and attempt permitted orders.
Envelope	The strategy's outer limits. Followers can apply stricter grants.
Hold	A deliberate decision or gate result to send no order.
Dry read	One real draft AI read, with no order and no stored decision.
Playbook	A creator's public explanation of a strategy.
Reserve	A contract pool that supports a particular product's exposure or promised conditional payout.
Boost / leverage	Additional exposure funded by the leverage reserve, with an early knockout condition.
Knockout	An early close condition for a boosted position.
Range	A call that a final price will be inside or outside chosen boundaries.
Moonshot	A Long/Short call against a solved target for the chosen reach multiple.
Parlay leg	One Window-and-side condition inside an all-or-nothing multi-leg ticket.
Duel pot	The extra amount contested in a Ranked match, separate from each player's card trades.
Seed / commitment	Inputs and a prior commitment used to reproduce a draw or game course and detect later changes.
Take	A signed public market opinion. Posting it does not buy a position.
PWA	An installable web app launched from an icon while still relying on its web services.

For a visual explanation of how the pieces connect, see the architecture map. For where money moves, see balances.