ETYM Latin intrinsecus inward, on the inside; intra within + secus otherwise, beside; akin to Eng. second: cf. French intrinsčque. Related to Inter-, Second, Extrinsic.
1. Belonging to a thing by its very nature; SYN. intrinsical.
2. (Anatomy) Situated within or belonging solely to the organ or body part on which it acts.
3. Inward; inherent.
1. Consistent with fact or reality; not false
2. Reliable as a basis for action
3. Having a legally established claim; SYN. lawful, rightful.
4. Rightly so called
5. Devoted (sometimes fanatically) to a cause or concept of truth
6. Accurately placed or thrown; SYN. dead on target.
7. Accurately fitted; level; SYN. straight.
8. Determined with reference to the earth's axis rather than the magnetic poles
9. (Biology) Conforming to the definitive criteria of a natural group