What does tunnelling mean?
Tunnelling means (British spelling) present participle and gerund of tunnel.
Pronunciation varies by accent · verb
(British spelling) present participle and gerund of tunnel.
As it was necessary to reconstruct the culvert close to the original position, the hazards of tunnelling through clay in an unstable condition, due to the absorption of water, had to be reduced by the application of electro-osmosis to dry out the material.
Choose a synonym only when it preserves the intended meaning, tone, and grammar of the full sentence.
Tunnelling means (British spelling) present participle and gerund of tunnel.
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
As it was necessary to reconstruct the culvert close to the original position, the hazards of tunnelling through clay in an unstable condition, due to the absorption of water, had to be reduced by the application of electro-osmosis to dry out the material.
FreeDictionaryAPI.com / Wiktionary · Original source · CC BY-SA 4.0
Dictionary data is provided by FreeDictionaryAPI.com and sourced from Wiktionary under its stated license.