A surname.

The position, especially the usual, normal position, of a body part or part of a plant. / The method in which the parts of a plant are arranged.

in its original position or place

in its original position or place

Only used in in situ. / (rare) Only used in ex situ. / (very informal) Short for situation.

(psychology) Occurring in relation to a specific situation. / (grammar) Expressing the location of things in comparison with one another, e.g. the word "to" in the phrase face to face.

Alternative spelling of in situ

plural of Situ

(obsolete, mathematics) topology

(rare) Outside its original position or place.