caret

huomautus A mark: ⟨ (l) ⟩ used by writers and proof readers to indicate that something is to be inserted in the place marked by the caret.
puhekieltä An indicator, often a blinking line or bar, indicating where the next insertion or other edit will take place. Also called a cursor.
puhekieltä A (l), ⟨ (l) ⟩.
1944, Maro Beath Jones, Inclusive Uniform Alphabet for Russian, Bulgarian, Serb-Croatian, Czech, Polish (Claremont Slavic Series, w:Claremont Colleges|Claremont College), http://books.google.co.uk/books?ei=hpJOT6jeEMjT0QW557GYAQ&id=_Em2AAAAMAAJ&dq=%22caret%22+diacritic&q=%22j+and+the+caret%22search_anchor page 10

… the more conventional semivocalic j and the caret (ˇ) respectively.

The caret (ˇ), háček, is used over the following consonants: c, d, n, t, r, s, and z to indicate the soft sound. The caret (ˇ) is also used over the vowel e (See Pronunciation II, b, p, v).

In contemporary Czech, the “hook” or caret is no longer in use for lower-case t and d when the latter are palatal; instead, an apostrophe is used (t’, d’) This development is clearly connected with the practical difficulty encountered in printing a caret over letter stems that are too thin.