Pronunciation: (pôr'shun, pōr'-),[key] —n. 1. a part of any whole, either separated from or integrated with it: I read a portion of the manuscript. 2. an amount of food served for one person; serving; helping: He took a large portion of spinach. 3. the part of a whole allotted to or belonging to a person or group; share.
4. the part of an estate that goes to an heir or a next of kin.
5. Literary.something that is allotted to a person by God or fate.
6. (esp. formerly) the money, goods, or estate that a woman brings to her husband at marriage; dowry.
—v.t. 1. to divide into or distribute in portions or shares (often fol. by out).
2. to furnish with a portion, as with an inheritance or a dowry: All of his children have been amply portioned. 3. to provide with a lot or fate: She was portioned with sorrow throughout her life.