sychdarthiad

From sychdarthu (“to sublimate”) +‎ -iad or sych (“dry”) +‎ tarthiad (“evaporation”).

• IPA^(key): /səχˈdarθjad/, [səχˈtarθjad]

sychdarthiad m (plural sychdarthiadau, not mutable)

1. (chemistry, countable) sublimation

A morphologically derived deverbal noun, such as this entry, is a countable noun. The corresponding uncountable verbal noun is attained in Welsh by employing the verbnoun or dictionary form of the related verb as a masculine singular noun.

• Delyth Prys, J.P.M. Jones, Owain Davies, Gruffudd Prys (2006) Y Termiadur: termau wedi'u safoni; standardised terminology‎^[1] (in Welsh), Cardiff: Awdurdod cymwysterau, cwricwlwm ac asesu Cymru (Qualifications curriculum & assessment authority for Wales), →ISBN