multi-

1.
a combining form meaning “many,” “much,” “multiple,” “many times,” “more than one,” “more than two,” “composed of many like parts,” “in many respects,” used in the formation of compound words:
multiply; multivitamin.
Also, especially before a vowel, mult-.
Origin
Middle English < Latin, combining form of multus much, many
British Dictionary definitions for multi-

multi-

combining form
1.
many or much: multiflorous, multimillion
2.
more than one: multiparous, multistorey
Word Origin
from Latin multus much, many
Word Origin and History for multi-

before vowels mult-, word-forming element meaning "many, many times, much," from comb. form of Latin multus "much, many," from PIE *ml-to-, from root *mel- "strong, great, numerous" (cf. Latin melior "better," Greek mala "very, very much"). Many words that use it (multinational, etc.) are 20c. coinages.

multi- in Medicine

multi- pref.

  1. Many; much; multiple: multiarticular.

  2. More than one: multiparous.

  3. More than two: multipolar.

multi- in Science
multi-  
A prefix that means "many" or "much," as in multicellular, having many cells.