Wordnet 3.0
ADJECTIVE (1)
1.
skillful in influencing or controlling others to your own advantage;
- Example: "the early manipulative techniques of a three-year-old child"
The Collaborative International Dictionary of English v.0.48:
manipulative \ma*nip"u*la*tive\, a.
1. Of or pertaining to manipulation; performed by
manipulation.
[1913 Webster]
2. Prone to attempt to influence others by devious or subtle
psychological means, in order to induce them to do what
one wants.
[PJC]
The Collaborative International Dictionary of English v.0.48:
manipulative \ma*nip"u*la*tive\
(m[.a]*n[i^]p"[-u]*l[.a]*t[i^]v), n. (Education)
Any object given to children to encourage them to learn by
manipulating physical objects; applied especially to solid
objects of varying geometrical shape that can be fit together
to form larger aggregates.
[PJC]
WordNet (r) 3.0 (2006):
manipulative
adj 1: skillful in influencing or controlling others to your own
advantage; "the early manipulative techniques of a three-
year-old child"