Definition of annuitize in US English:

annuitize

(British annuitise)

verb

[with object]
  • Convert (an investment) into an annuity.

    ‘you can annuitize the policy by exchanging its accumulated cash value for a payment plan’

Pronunciation

annuitize

/əˈn(y)o͞oəˌtīz//əˈn(j)uəˌtaɪz/