portion


Also found in: Dictionary, Thesaurus, Legal, Idioms, Encyclopedia.

por·tion

(pōr'shŭn),
Part or division.

por·tion

(pōr'shŭn)
Part or division.

segment of a bifocal lens (seg) 

An area of a bifocal lens of a power different to that of the main portion. Syn. portion. There is the distance portion, which has the correction for distance vision, and the near or reading portion, which has the correction for near vision. See intermediate portion.
References in classic literature ?
To the thoughtful mind there will be no tinge of superstition in what we figuratively express, by affirming that the ghost of a dead progenitor--perhaps as a portion of his own punishment--is often doomed to become the Evil Genius of his family.
And here his descendants have been born and died, and have mingled their earthly substance with the soil, until no small portion of it must necessarily be akin to the mortal frame wherewith, for a little while, I walk the streets.
Ravenous, and now very faint, I devoured a spoonful or two of my portion without thinking of its taste; but the first edge of hunger blunted, I perceived I had got in hand a nauseous mess; burnt porridge is almost as bad as rotten potatoes; famine itself soon sickens over it.
My second brother having made the same proposal, decided upon going to the Indies, embarking the portion that fell to him in trade.
Although, in most of these examples, the system has been so dissimilar from that under consideration as greatly to weaken any inference concerning the latter from the fate of the former, yet, as the States will retain, under the proposed Constitution, a very extensive portion of active sovereignty, the inference ought not to be wholly disregarded.
While he spoke, the lady Madeline (for so was she called) passed slowly through a remote portion of the apartment, and, without having noticed my presence, disappeared.
A considerable portion of India is still free from British authority; and there are certain ferocious rajahs in the interior who are absolutely independent.
The proof is that the poets who have dramatised the whole story of the Fall of Troy, instead of selecting portions, like Euripides; or who have taken the whole tale of Niobe, and not a part of her story, like Aeschylus, either fail utterly or meet with poor success on the stage.
Then they roasted the outer meat, drew it off the spits, gave every man his portion, and feasted to their heart's content; those who waited at table gave Ulysses exactly the same portion as the others had, for Telemachus had told them to do so.
cried the honest mint-master, resuming his seat in Grandfather's chair, "take these shillings for my daughter's portion.
After spending a considerable portion of the afternoon at the Ti, I usually found myself, as the cool of the evening came on, either sailing on the little lake with Fayaway, or bathing in the waters of the stream with a number of the savages, who, at this hour, always repaired thither.
It was at length arranged that we should live together during my stay in the city; and as my worldly circumstances were somewhat less embarrassed than his own, I was permitted to be at the expense of renting, and furnishing in a style which suited the rather fantastic gloom of our common temper, a time-eaten and grotesque mansion, long deserted through superstitions into which we did not inquire, and tottering to its fall in a retired and desolate portion of the Faubourg St.