Third-person singular simple present indicative form of obviate.(verb)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "obviates" in a sentence
"It's such an obvious threat that the mere mention of his ? name obviates the need for any explanation of the importance of this letter or even a link."
"That "obviates" the need to raise taxes of foreign companies operating in the U.S., he said."
"That data needn’t be encyclopedic — an advanced chip’s capacity is 2 kilobytes, enough to encode a serial number, where and when the product was manufactured, and a bit more — but the RFID tag obviates the need for bar-code scanning."