B₃A₁T₁H₄Y₄M₃E₁T₁E₁R₁

20 points

BATHYMETER is validvalid

a device for measuring water depth [n BATHYMETERS]

121,886 of 196,601 in NWL2023·also valid in CSW24

an instrument for recording the contours of deep oceans [n -S]

19,200 of 280,887 in CSW24·also valid in NWL2023