sentinel
/ˈsɛn.tɪ.nəl/noun
High School
1
A sentry, watch, or guard.
2
A private soldier.
3
A unique value recognised by a computer program for processing in a special way, or marking the end of a set of data.
4
A sentinel crab.
5
A sign of a health risk (e.g. a disease, an adverse effect).
Sound Patterns & Rhymes
Alliteration
Words starting with the same consonant sound — used in poetry and prose to create rhythm, emphasis, and memorable phrasing (e.g. “Peter Piper picked”)
Assonance
Words sharing similar vowel sounds regardless of starting letter — creates internal melody in writing
#obsolete