Meaning of はがた in Japanese

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Definition of はがた

はがた(hagata) 【歯形 ·歯型】

(n) tooth-mark; impression of the teeth; dental mold
この間、歯医者行ったら、念のためとか言われて、歯形とレントゲンをとられた。いい商売してるよ。
I went to the dentist recently and he did a cast of my teeth and took an X-ray, 'just in case.' It sounds like a good business to be in.

はがたたない(hagatatanai) 【歯が立たない】

(exp, adj-i) unable to compete with; not able to make a dent in (e.g. a problem); not able to get a solid hit in (e.g. in a fight)
この問題は難しくて私には歯がたたない。
This problem is beyond my powers.
hard to chew

はがため(hagatame) 【歯固め ·歯固】

This table is shaky. Make it stay firm.