(grammar) A type of word part; a bound morpheme; used in combination with a word, a different combining form, or an affix to form a new word.

(chemistry, dated) The proportional weight, usually referred to hydrogen as a standard, and for each element a fixed multiple of the atomic weight, by which an element unites with another to form a distinct compound.

plural of combining character

(computing) A character that modifies the appearance of other characters (which are called base characters).

plural of combining weight

A course, given at many universities and colleges, in which broad areas of study, rather than limited subjects are taught.

(linear algebra) a sum, each of whose summands is an appropriate vector times an appropriate scalar (or ring element)

plural of linear combination

(electronics) A switching circuit whose output is determined solely by some combination of its concurrent inputs.

(skiing) An event in which individual skiers take part in runs on a cross-country skiing course and a ski jumping hill.