make certain
Definition of make certain
: to do something or find out something so that one has no doubt about whether something is true, correct, will happen, etc. Make certain (that) you lock the door when you leave. We must make certain this doesn't happen again. She made certain she thanked each of them for coming.
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Word by Word Definitions
: behave, act
: to begin or seem to begin (an action)
: to cause to happen to or be experienced by someone
: the manner or style in which a thing is constructed
: brand
: the physical, mental, or moral constitution of a person
: fixed, settled
: of a specific but unspecified character, quantity, or degree
: dependable, reliable
: certain ones
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