háček

noun1

1. •
   A caron; a diacritical mark (ˇ) usually resembling an inverted circumflex, but in the cases of ď, Ľ, ľ, and ť resembling an apostrophe (’) instead.

   • The caret (ˇ), háček, is used over the following consonants: c, d, n, t, r, s, and z to indicate the soft sound. — 1948

noun[before a noun]1

1. •
   Haemophilus aphrophilus, Actinobacillus actinomycetemcomitans (the former name of Haemophilus actinomycetemcomitans), Cardiobacterium hominis, Eikenella corrodens, Kingella kingae — five gram-negative bacilli that are typically regarded as fastidious or difficult to culture and which can cause bacterial endocarditis.