Idioms

    split hairs. hair(def 11).
    split the difference. difference(def 13).

Origin of split

1570–80; 1950–55 for def 13; < Dutch splitten; akin to splijten, German spleissen to split
Related formssplit·ta·ble, adjectivepre·split, adjectiveun·split, adjectiveun·split·ta·ble, adjective

Definition for split up (2 of 2)

split-up

[ split-uhp ]
/ ˈsplɪtˌʌp /

noun

a splitting or separating into two or more parts.
a separation or dissociation of two groups or people.
Commerce. a process of reorganizing a corporate structure whereby all the capital stock and assets are exchanged for those of two or more newly established companies, resulting in the liquidation of the parent corporation.Compare spin-off(def 1), split-off(def 3).

Origin of split-up

First recorded in 1830–40; noun use of verb phrase split up
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for split up (1 of 3)

split up


verb (adverb)

(tr) to separate out into parts; divide
(intr) to become separated or parted through disagreementthey split up after years of marriage
to break down or be capable of being broken down into constituent partsI have split up the question into three parts

noun split-up

the act or an instance of separating

British Dictionary definitions for split up (2 of 3)

Split

/ (Croatian split) /

noun

a port and resort in W Croatia on the Adriatic: remains of the palace of Diocletian (295–305). Pop: 188 000 (2005 est)Italian name: Spalato

British Dictionary definitions for split up (3 of 3)

split

/ (splɪt) /

verb splits, splitting or split

noun

adjective

having been split; dividedsplit logs
having a split or splitshair with split ends
See also splits, split up
Derived Formssplitter, noun

Word Origin for split

C16: from Middle Dutch splitten to cleave; related to Middle High German splīzen; see splice
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for split up

split

[ splĭt ]

v.

To divide from end to end or along the grain by or as if by a sharp blow; tear.
To break, burst, or rip apart with force; rend.
To separate; disunite.
To break apart or divide a chemical compound into simpler constituents.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.