What does the cryptic crossword clue "A tactic I deployed to find lake (8)" mean?

The definition is "lake". The wordplay uses an anagram. anagram of A + TACTIC + I = TITICACA; definition: "lake" The answer is TITICACA.

A tactic I deployed to find lake (8)

Times Cryptic #28615 | 12 Across | 2023-05-29 flower