reciprocal prefix generally having the force of united action, rather than mutual action

Fox, C. 1970

prefix denoting reciprocity

Ivens 1940

reciprocal prefix; simultaneously, mutually (e.g. #fari-gamu 'eat together')

White 1985

a prefix. Added to nouns it forms a collective plural (#vale 'house', #vei-vale 'a group of houses'). Added to verbs it makes reciprocals. It may also be added to names of relationships to produce a reciprocal sense: #vei-taci-ni 'brother and sister', the #taci relationship

Capell 1968

prefix to some words having the meaning of reciprocity; ex., hit one another, look at each other, follow one another, etc.

Sabatier 1971

reciprocal prefix

Peekel 1929-30

prefix, 1. of reciprocity, 2. of plurality (e.g. children crying all together)

Codrington and Palmer 1896

reciprocal or collective action (possibly fossilized in #ai-obi 'fight', #ai-ora 'copulate')

Blust 1984

common affix indicating reciprocal or plural action

Elbert 1975

prefix forming reciprocal verbs

Churchward 1940

prefix to word-bases, used either alone or in combination with a suffix...(a) when #fe- is used without a suffix it may denote the plural...(b) when used in combination with a suffix...#fe- may denote (i) the plural, (ii) a reciprocal process, (iii) an action or process carried out here and there, up and down, hither and thither, all around, quickly, etc.

Milner 1966

the so-called reciprocal prefix... It may be: (a) actional, (b) habituative, (c) invigorative, (d) accelerative, (e) communal, indicating united or simultaneous action, (f) collaborative, (g) reciprocal, (h) competitive, (i) reciprocative, meaning hither and thither, or in (or to or from) various directions

Churchward 1959

reciprocal prefix, attached to #ŋal 'to' and #taŋ 'away from'

Sohn and Tawerilmang 1976

prefix used for the reciprocal form of a verb

Maan 1940

prefix which indicates that the action concerns a plural subject; with nouns it also forms collectives (e.g. #rama 'sister', #fa-rama-u 'sisters')

Maan 1940