A portion: a part. Breuissima vitæ portio. Iuuen. Præmium erit ei qui primus occupauerit verticem, talenta decem. Vno minus accipiet, qui proximus ei venerit, eademq; ad decem homines seruabitur portio. Curt. And the same rate or portion shal be kept. Ad portionem, Vide AD præpositionem. Circa quod magna mortalium portio hæret. Pli. About the which very many mÊ, or a great part of mankind, or most part of men doubt. Pro portione rerum. Cic. According to the portion, measure, and quantitie of things. Pro rata portione. Cic. For his part. Pro virili portione. Tacitus. For his parte so muthe as hee could. Huius animalis tam exiguæ tutelæ plurima & necessaria opera supra portionem respondent. Col. The manifolde and necessarie workes of this beast are greater and more prosuable than for the smal rate of his keping or sinding: de asinis loquitur. Portione: ablatíuus, Plinius. Vocem haber portione maximam. He hath a very big boice for so smal a bea or slee, or no beast for so smal a bodie hath so big a voyce.

I. Lit.: Luna aequā portione divisa, Plin. 2, 9, 6, 42: ex his portio in Italiā consedit, portio in Illyricos sinus penetravit, Just. 24, 4, 2: hereditatis, id. 36, 2, 5; cf. id. 21, 1, 2: quamvis quota portio faecis Achaei, Juv. 3, 61: mox in proflatum additur tertia portio aeris collectanei, Plin. 34, 9, 20, 97: pari portione inter se mixta pix, cera, alumen, etc., Cels. 4, 24; cf.: glandis cortex et nitrum paribus portionibus, id. 5, 18, 4: nil natura portionibus parit, by parts, piecemeal, Plin. 17, 22, 35, 177: portio brevissima vitae, Juv. 9, 127: pars A carnaniae, quam in portionem belli acceperat, as his share for his services in the war, Just. 28, 1, 1: vocare aliquem in portionem muneris, id. 5, 2, 9: magna mortalium portio, Plin. 8, 28, 42, 102.—

II. Transf., a relation to any thing, proportion, i. q. proportio.—

A. In gen., adverb.

1. prō portiōne (class.; not in Cæs.), in proportion, proportionally, relatively: pro portione ea omnia facito, Cato, R. R. 106 fin.: pro portione ad majorem fundum vel minorem addere, Varr. R. R. 1, 18, 3: Mamertinis pro portione imperaretur, Cic. Verr. 2, 5, 21, 55; id. Fl. 14, 32; Liv. 34, 50: oportet ut aedibus ac templis vestibula et aditus, sic causis principia pro portione rerum praeponere, in relation, in proportion, Cic. de Or. 2, 79, 320; so, pro ratā portione, Plin. 11, 15, 15, 40: pro suā scilicet portione, Quint. 10, 7, 28; Censor. de Die Nat. 3.—

2. portĭōne (post-Aug.): cerebrum omnia habent animalia, quae sanguinem: sed homo portione maximum, proportionally, Plin. 11, 37, 49, 133; so id. 11, 37, 70, 183; 11, 2, 1, 2; cf.: hac portione mediocribus agris semina praebenda, Col. 2, 9, 1: quādam portione, Quint. 6, 1, 26: eādem portione, id. 11, 3, 139.—

3. ad portiō-nem (rare and only post Aug.), Plin. 14, 21, 27, 133; 24, 8, 30, 46: ad suam quisque portionem, id. 36, 16, 25, 9: supra portionem, Col. 7, 1, 2.—

B. Subst.: eadem ad decem homines servabitur portio, the same proportion, Curt. 7, 11, 12: portionem servare, Col. 11, 2, 87; cf.: proportione servatā, id. 8, 11, 6.