x_{1} is a part of Lojban text representing rule 'operator-2' according to the first edition of the book 'The Complete Lojban Language'.

Inner structure of the rule: mex-operator | KE # operator /KEhE#/. For the description of the syntax see jarnezi.

- zekri
- x
_{1}(event/state) is a punishable crime/[taboo/sin] to people/culture/judges/jury x_{2}.

- de'ai
- default value (re)specification/(re)assignment/(re)definition/over-write; set new default value (terbri-specific; permanent)
- jinmlreni
- x
_{1}is a quantity of/contains/is made of rhenium [Re] - spaune
- x
_{1}(individual/entity/result) abruptly (re)spawns/appears/becomes/comes into being/existence/life by mechanism/under conditions x_{2}; x_{2}spontaneously generates x_{1}

- detke'u
- The date [day,week,month,year] x
_{1}=d_{1}=k_{1}is recurrence/repetition of the date [day,week,month,year] of the first event x_{2}=d_{2}, for the x_{3}=k_{3}'rd time, in system x_{3}. - nalreldilcymu'o
- x
_{1}is an odd number (integer not divisible by 2). - nalvaimenre
- x
_{1}is any referent of x_{2}; x_{2}has a set of referents, but the difference between the members of the set is not important - na'uvla
- x
_{1}is the word with stands for the number x_{2}in language x_{3} - porna'ofrinu
- f
_{1}=c_{1}[value] is a/the median/quartile/decile/percentile/fraction-type of median with numerator f_{2}, denominator f_{3}in property/amount c_{2}(ka/ni) among p_{1}(s) (ordered set) by standard c_{4}. - relca'u
- x
_{1}is the area (2-dimensional space) occupied by x_{2} - relcuktai
- t
_{1}=c_{1}is a double circle. - reldilcymu'o
- x
_{1}is an even number (integer divisible by 2). - relseltu'e
- t
_{2}is two-legged with legs t_{1}. - tabrelkijno
- x
_{1}is a quantity of carbon dioxide (CO₂) - temjudri
- x
_{1}is a point on time axis, of event/state x_{2}, in system x_{3}. - kamre
- x
_{1}is a (unit consisting of) x_{2}(li; number) of x_{3}in dimension/aspect x_{4}(default units) - xonba
- x
_{1}is exactly/approximately (1/x_{2)}-th-portion [li] of x_{3}by standard x_{4}. - co'au'e
- trivial selbri inversion: does not invert tanru (seltau first/left, tertau second/right).
- ja'oi
- permutation cycle writer notation start
- ju'ai
- Default number radix modifier: changes the value of the default radix assumed for any numeral lacking an explicit radix within the following text, until another {ju'ai} appears.
- kau'ai
- Microdigit-spanning endianness binary-toggle.
- kau'au
- Macrodigit-spanning endianness binary-toggle.
- ke'oi
- reverses modification order of contained tanru (does not affect lujvo).
- mu'i'u
- base-dependent digit: representing exactly one half of one more than the maximum possible single-digit number expressible in the relevant number base
- se'u'o
- selbri conversion question
- si'ei
- numeric suffix: indicates that the number refers to portionality instead of cardinality
- su'ei
- shows that the first two places have a reciprocal relation
- te'ai
- Exponentiation of unit selbri
- te'i
- at a point on time axis
- xei
- digit/number: hex digit E (decimal 14) [fourteen]
- zau'e'u
- text affirmation/negation mode toggle
- endi
- x
_{1}(digit string/byte, storage system, convention) has endianness x_{2}("ce'o" sequence of numbers (li); description (ka?)); x_{1}is x_{2}-endian. - funtiio
- x
_{1}(plural of ordered pairs) is an exhaustive set (possibly infinite) of inputs/outputs defining a unary function which yields result x_{3}when given input x_{2}; x_{1}(x_{2}) = x_{3} - jedlre
- x
_{1}(event/state) is on Tuesday or the second day of a week x_{2}in system x_{3}. - jednpa
- x
_{1}(event/state) is on Monday or the first day of a week x_{2}in system x_{3}. - jednre
- x
_{1}(event/state) is on Tuesday or the second day of a week x_{2}in system x_{3}. - masnre
- x
_{1}(event/state) is in the second month/February of a year x_{2}in system x_{3}. - relkane
- x
_{1}is a quantity of ethane - xaudbo
- x
_{1}is \sqrt(A) [decimal: 1×10^{+(1/2)}] of x_{2}in dimension/aspect x_{3}(default is units). - xekcedi
- x
_{1}(situation or entity) is like XKCD comic number x_{2}in manner x_{3}(ka); XKCD # x_{2}is relevant / appropriate commentary on x_{1} - relkanol
- ethanol (C
_{2H}) - relyfi'es
- x
_{1}is Pisces [constellation/astrological sign].