noun
a system for locating a submerged or partially submerged object, such as a wrecked ship or an enemy submarine, by means of sound waves reflected from the object
adverb
up to this time; until now
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The project has made good progress sofar, but there is still much work to be done.
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I've only completed half of my homework sofar, I need to finish the rest before bedtime.
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I've been binge-watching this new show sofar, it's so addicting!
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The journey of self-discovery has been a long one sofar, but I'm starting to see the light at the end of the tunnel.