The difference between Part and Portion

When used as nouns, part means a fraction of a whole, whereas portion means an allocated amount.

When used as verbs, part means to leave someone's company, whereas portion means to divide into amounts, as for allocation to specific purposes.

Part is also adverb with the meaning: partly.

Part is also adjective with the meaning: fractional.

check bellow for the other definitions of Part and Portion

  1. Part as a noun (math, dated):

    A portion; a component. A fraction of a whole. A distinct element of something larger. A group inside a larger group. Share, especially of a profit. A unit of relative proportion in a mixture. 3.5 centiliters of one ingredient in a mixed drink. A section of a document. A section of land; an area of a country or other territory; region. A factor. A room in a public building, especially a courtroom.

    Examples:

    "Gaul is divided into three parts."

    "The parts of a chainsaw include the chain, engine, and handle."

    "I want my part of the bounty."

    "The mixture comprises one part sodium hydroxide and ten parts water."

    "Please turn to Part I, Chapter 2."

    "3 is a part of 12."

  2. Part as a noun (music):

    Duty; responsibility. Position or role (especially in a play). The melody played or sung by a particular instrument, voice, or group of instruments or voices, within a polyphonic piece. Each of two contrasting sides of an argument, debate etc.; "hand".

    Examples:

    "to do one’s part'"

    "We all have a part to play."

    "The first violin part in this concerto is very challenging."

  3. Part as a noun (US):

    The dividing line formed by combing the hair in different directions.

    Examples:

    "The part of his hair was slightly to the left."

  4. Part as a noun (Judaism):

    In the Hebrew lunisolar calendar, a unit of time equivalent to 3⅓ seconds.

  5. Part as a noun:

    A constituent of character or capacity; quality; faculty; talent; usually in the plural with a collective sense.

  1. Part as a verb (intransitive):

    To leave someone's company; to go way; to die; to get rid of something, stop using it.

  2. Part as a verb:

    To cut hair with a parting; shed.

  3. Part as a verb (transitive):

    To divide in two.

    Examples:

    "to part the curtains"

  4. Part as a verb (intransitive):

    To be divided in two or separated; shed.

    Examples:

    "A rope parts.  His hair parts in the middle."

  5. Part as a verb (transitive, now, rare):

    To divide up; to share.

  6. Part as a verb (obsolete):

    To have a part or share; to partake.

  7. Part as a verb:

    To separate or disunite; to remove from contact or contiguity; to sunder.

  8. Part as a verb (obsolete):

    To hold apart; to stand or intervene between.

  9. Part as a verb:

    To separate by a process of extraction, elimination, or secretion.

    Examples:

    "to part gold from silver"

  10. Part as a verb (transitive, archaic):

    To leave; to quit.

  11. Part as a verb (transitive, internet):

    To leave (an IRC channel).

  1. Part as an adjective:

    Fractional; partial.

    Examples:

    "Fred was part owner of the car."

  1. Part as an adverb:

    Partly; partially; fractionally.

    Examples:

    "'Part finished"

  1. Portion as a noun:

    An allocated amount.

  2. Portion as a noun:

    That which is divided off or separated, as a part from a whole; a separated part of anything.

  3. Portion as a noun:

    One's fate; lot.

  4. Portion as a noun:

    The part of an estate given or falling to a child or heir; an inheritance.

  5. Portion as a noun:

    A wife's fortune; a dowry.

  1. Portion as a verb (transitive):

    To divide into amounts, as for allocation to specific purposes.

  2. Portion as a verb (transitive):

    To endow with a portion or inheritance.

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