u_{1} is a checkbox in user interface u_{2}.

The definition includes tri-state checkboxes as well. See also: gribatke zei uidje, uidje.

- jetnu
- x
_{1}(du'u) is true/truth by standard/epistemology/metaphysics x_{2}. - zekri
- x
_{1}(event/state) is a punishable crime/[taboo/sin] to people/culture/judges/jury x_{2}.

- cmapagjvo
- x
_{1}(text) is a lujvo with meaning x_{2}and arguments x_{3}, and which is constructed from tanru/veljvo x_{4}such that each element of the veljvo is ultimately only a cmavo (including "{zei}", "{ke}"/"{ke'e}", "{bo}", etc.), gismu, or rafsi of such cmavo or gismu. - zejvo
- x
_{1}(text) is a Lojban compound predicate using the particle “zei”; with meaning x_{2}, arguments x_{3}, built from metaphor (tanru) x_{4}. - luvrzei
- x
_{1}(text) is a Lojban compound predicate using the particle “zei”; with meaning x_{2}, arguments x_{3}, built from metaphor (tanru) x_{4}. - zeiljvo
- x
_{1}(text) is a Lojban compound predicate using the particle “zei”; with meaning x_{2}, arguments x_{3}, built from metaphor (tanru) x_{4}. - zo si si zei fa'o
- x
_{1}is a nonsense zei-lujvo using parts x_{2}, silly by standard x_{3}.

- fatci
- x
_{1}(du'u) is a fact/reality/truth/actuality, in the absolute. - jitfa
- x
_{1}(du'u) is false/is an untruth by standard/epistemology/metaphysics x_{2}. - stace
- x
_{1}is honest/open/truthfully revealing to/candid/frank with x_{2}about matter/fact x_{3}. - je'u
- discursive: truth - falsity.
- cazyfau
- f
_{1}is actual (existing in act or reality, not just potentially). - facmu'e
- x
_{1}is reality / "the real world" ("this" world, the world the speaker and [presumably] listener reside in), containing/defining x_{2}(objects and facts) defined by rules x_{3} - jetkai
- x
_{1}is genuinely x_{2}(ka) by standard x_{3} - jetmlu
- x
_{1}(du'u) seems true to x_{2}by epistemology x_{3} - jetpai
- p
_{1}judges the veracity of p_{2}=j_{1}by standard/epistemology/metaphysics x_{3}=j_{2}. - jezyje'u
- x
_{1}is the truth value / degree of truth of x_{2}(bridi) by epistemology/metaphysics x_{3} - kutyje'u
- x
_{1}a tautology by standard/epistemology/metaphysics x_{2}. - e'u'a
- logical connective: sumti afterthought always true.
- ge'u'a
- logical connective: forethought all but tanru-internal always true (with gi).
- gi'e'u'a
- logical connective: bridi-tail afterthought always true.
- gu'e'u'a
- logical connective: tanru-internal forethought always true (with gi).
- je'u'a
- logical connective: tanru-internal afterthought always true.
- anji'i
- x
_{1}admit to themselves that they x_{2}(ka) - du'umdu
- x
_{1}is a proposition/predication (statement with a truth value), stating that x_{2}is true - ifle
- if x
_{1}(proposition) is true then x_{2}(event) happens else x_{3}(event) happens - uidje
- x
_{1}is a widget of user interface x_{2}. - gribatke zei uidje
- u
_{1}is a radio button, part of radio button group g_{1}, in user interface u_{2}.