ENGLISH
REFERENCE

ostensibly

adv. sent.
C1 Advanced US //ɑˈstɛnsəbɫi// UK //ɒstˈɛnsəbli// os·ten·si·bly

adv. appearing to be one way on the surface, even if the real reason or truth is different. You use this when someone says they are doing something for one reason, but you suspect there is a hidden motive.

adv. appearing or stated to be true, though not necessarily so; on the surface. Used to indicate a discrepancy between a stated justification and a suspected underlying reality.


SIMPLE

He visited the office ostensibly to say hello, but he wanted a job.

CONTEXTUAL

The troops were ostensibly deployed for peacekeeping, though many observers believed their true purpose was to secure the nearby oil fields.

COMPLEX

While the policy was ostensibly designed to protect consumer privacy, critics argued it served primarily to stifle competition by preventing smaller firms from accessing essential market data.

Synonyms
Origin

From ostensible + -ly.

Usage

Often used to qualify a statement of purpose or intent; typically placed before the verb or adjective it modifies.

© 2026 English Reference