What does combining mean?
Combining is the present participle of the verb combine, meaning to join two or more distinct elements so that they function as a single unified whole. It appears constantly in everyday speech and writing: people talk about combining forces, combining ingredients, or combining datasets. The word carries no strong connotation of its own — it is neutral, practical, and versatile — which makes it useful across registers, from casual conversation to technical and academic prose. Beyond its verbal use, the gerund can serve as a noun naming the act itself ("the combining of ideas"), and in linguistics the related term "combining form" describes a bound element like -ology that attaches to roots to create new words. The word ultimately derives from Late Latin combinare, built on com- ('together') and bini ('two at a time'), giving it a lineage that reaches back to the simple idea of pairing things up. Its derivatives — combination, combined, combinative — keep the core sense of union at their heart.
Joining or merging two or more things to form a single whole.
"He was combining the flour and sugar when the phone rang."
An act or process of joining separate elements together.
"The combining of these two departments was completed last year."
Having the function of combining, especially in linguistic terms such as a combining form.
"A combining form like bio- attaches to roots to build new words."
Rarely pluralized; the noun form is usually expressed with a definite article or in phrases such as 'the combining of X'.
"The report described several combinings of regional offices."
The word traces back to Latin "bini" — 'two by two' — making every act of combining, at root, a pairing.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Etymology of combining
Combining comes from the verb combine, which English borrowed from Late Latin combinare in the late medieval period, likely via French combiner. Combinare is formed from the prefix com- ('together') plus bini, meaning 'two by two' or 'in pairs', so the underlying idea is literally uniting things pairwise. Related descendants of the same root include combination and recombine, while bini also underlies the word binary.
Related word forms
How combining is actually used
Neutral register, common in both formal and everyday contexts. In linguistics, a "combining form" is a bound morpheme (such as -ology) that joins with other elements to build words.
Easily confused with combining
"Combing" means running a comb through hair or fibers, while "combining" means joining two or more things together.