minuscule

Short definition from Wiktionary

Noun

1. 1
   A lowercase letter.
2. 2
   Either of the two medieval handwriting styles minuscule cursive and Caroline minuscule.
3. 3
   A letter in these styles.

Adjective

1. 1
   Written in minuscules, lowercase.
2. 2
   Written in minuscule handwriting style.
3. 3
   Very small; tiny.