Not closed.
Not closed.
Not closed.
Not closed.
Not physically drawn together, closed, folded or contracted; extended.
Actively conducting or prepared to conduct business.
Receptive.
Public
With open access, of open science, or both.
Candid, ingenuous, not subtle in character.
Mild (of the weather); free from frost or snow.
Having a free variable.
Which is part of a predefined collection of subsets of X, that defines a topological space on X.
Whose first and last vertices are different.
In current use; connected to as a resource.
To be in a position allowing fluid to flow.
To be in a position preventing electricity from flowing.
Not fulfilled or resolved; incomplete.
Not settled or adjusted; not decided or determined; not closed or withdrawn from consideration.
Of a note, played without pressing the string against the fingerboard.
Of a note, played without closing any finger-hole, key or valve.
Not of a quality to prevent communication, as by closing waterways, blocking roads, etc.; hence, not frosty or inclement; mild; used of the weather or the climate.
Written or sent with the intention that it may made public or referred to at any trial, rather than by way of confidential private negotiation for a settlement.
Uttered with a relatively wide opening of the articulating organs; said of vowels.
Uttered, as a consonant, with the oral passage simply narrowed without closure.
That ends in a vowel; not having a coda.
Made public, usable with a free licence and without proprietary components.
Resulting from an incision, puncture or any other process by which the skin no longer protects an internal part of the body.
Source code of a computer program that is not within the text of a macro being generated.
Having component words separated by spaces, as opposed to being joined together or hyphenated; for example, time slot as opposed to timeslot or time-slot.

To make something accessible or allow for passage by moving from a shut position.
To make (an open space, etc.) by clearing away an obstacle or obstacles, in order to allow for passage, access, or visibility.
To move to a position allowing fluid to flow.
To move to a position preventing electricity from flowing.
To turn on; to switch on.
To bring up, broach.
To enter upon, begin.
To spread; to expand into an open or loose position.
To make accessible to customers or clients.
To start (a campaign).
To become open.
To begin conducting business.
To perform before others at a concert or show.
To begin a side's innings as one of the first two batsmen.
To bet before any other player has in a particular betting round in a game of poker.
To reveal one's hand.
To connect to a resource (a file, document, etc.) for viewing or editing.
To make (a bed) ready for a patient by folding back the bedcovers.
(obsolete) To disclose; to reveal; to interpret; to explain.

Open or unobstructed space; an exposed location.
Public knowledge or scrutiny; full view.
A defect in an electrical circuit preventing current from flowing.
A sports event in which anybody can compete.
The act of something being opened, such as an e-mail message.

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The Town Hall is open to the public and may be visited.