Adjacent Words

com- definitions

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Merriam Webster's

or col- or con- prefix Etymology: Middle English, from Anglo-French, from Latin, with, together, thoroughly — more at co- with ; together ; jointly — usually com- before b, p, or m <commingle>, col- before l <collinear>, and con- before other sounds <concentrate>

Oxford Reference Dictionary

prefix (also co-, col-, con-, cor-) with, together, jointly, altogether. Usage: com- is used before b, m, p, and occas. before vowels and f; co- esp. before vowels, h, and gn; col- before l, cor- before r, and con- before other consonants. Etymology: L com-, cum with

Webster's 1913 Dictionary

Com- Com- A prefix from the Latin preposition cum, signifying with, together, in conjunction, very, etc. It is used in the form com- before b, m, p, and sometimes f, and by assimilation becomes col- before l, cor- before r, and con- before any consonant except b, h, l, m, p, r, and w. Before a vowel com- becomes co-; also before h, w, and sometimes before other consonants.