Ensure

• POS: Noun, Verb (transitive)
• HYPHEN: en=sure

CIDE DICTIONARY

Ensure, v. t. 

•  To make sure. See Insure.  [1913 Webster]
•  To betroth.  Sir T. More.  [1913 Webster]

OXFORD DICTIONARY

Ensure, v.tr.
1 (often foll. by that + clause) make certain.
2 (usu. foll. by to, for) secure (a thing for a person etc.).
3 (usu. foll. by against) make safe.

Derivative

ensurer n.

Etymology

ME f. AF ense{uuml}rer f. OF ase{uuml}rer ASSURE

THESAURUS

Ensure

arm, armor, arrange, ascertain, assure, attest, back, be sponsor for, bless, bond, certify, champion, cinch, clear up, clinch, cloak, compass about, confirm, copyright, countersecure, cover, cushion, decide, defend, determine, dismiss all doubt, effect, endorse, establish, fence, fend, find out, fix, get at, guarantee, guaranty, guard, harbor, haven, insure, keep, keep from harm, make certain, make no doubt, make no mistake, make safe, make sure, make sure of, nail down, nestle, patent, police, protect, provide, reassure, register, remove all doubt, ride shotgun for, safeguard, screen, secure, see that, see to it, set at rest, set out, settle, shelter, shield, shroud, sign, sign for, sort out, sponsor, stand behind, stand up for, subscribe to, undersign, underwrite, warrant

ROGET THESAURUS

Ensure

Certainty

VB be certain, stand to reason, render certain, insure, ensure, assure, clinch, make sure, determine, decide, set at rest, make assurance double sure, know, dogmatize, lay down the law.