Translation

taigā means "Tiger" in English.
It's a katakanization, a loan-word.

taigā is normally written with katakana, as タイガー.
taigā written with hiragana is たいがー.
taigā does not have kanji.
Romaji ta i gaa
Katakana
Hiragana

Orthography Notes

Synonyms

tora , Panthera tigris.

Further Reading

Wikipedia: トラ (Tiger)