On grammatical class:

xi
subscript; attaches a number of letteral string following as a subscript onto grammar structures.
fau'e
iterated function left-composition with self: f∘f∘...∘f, n times.
te'ai
Exponentiation of unit selbri
xi'e
scalar subscript
xi'i
extent of truth

In definition:

fo'ai
Creates a predicate abstraction sumti out of a full bridi clause, binding all the necessary lambda variables to the ko'a-ko'u pronoun series. The number of bound variables must be indicated by appending {xi} followed by that number to the word {fo'ai}, unless only one variable (namely {fo'a}) is bound, in which case the {xi} marking is optional.
cmavrxi
x1 is the selma'o "XI".

In notes:

temjudri
x1 is a point on time axis, of event/state x2, in system x3.
cu'au
universal famyma'o: terminates the most recently opened construct or clause.
gi'o'i
pro-bridi: in the second half of a bridi forethought connective expression, refers to the first half.
jo'au
change version/dialect of parser
ko'ai
Creates a predicate abstraction sumti out of a full bridi clause, binding all the necessary lambda variables to the ko'a-ko'u pronoun series.
mu'au'oi
Discursive: resuming/continuing example - start new example
re'ai'e
free conversion
se'u'o
selbri conversion question
su'ei
shows that the first two places have a reciprocal relation
te'i
at a point on time axis
ve'oi
Close all open mathematical brackets.
xe'a
pseudo-number that is unequal to itself.
xu'au
extent of truth
zi'e'a
converts a following bu-letteral into a sumti representing the musical natural note with that name.
gensima
x1 (text) is a temporary name for x2 (text, object, event) chosen in such a way that it is not used for naming anything else within the current scope
slurume
x1 is a part of Lojban text representing rule 'free' according to the first edition of the book 'The Complete Lojban Language'.
gi bu
pro-sumti: in the second half of a sumti forethought connective expression, refers to the first half.