noun
noodle bowl; bowl for noodles
A bowl specifically designed or suitable for serving noodles, such as ramen or udon.
ラーメンは大きめの麺鉢に盛り付けてください。
Please serve the ramen in a large noodle bowl.
丼 is a general bowl for rice or noodle dishes, while 麺鉢 specifically refers to a bowl for noodles.
Compound of 麺 (men, 'noodles') and 鉢 (hachi, 'bowl'). The reading めんばち is a straightforward combination of the on'yomi of both characters.