From King Dictionary of Contemporary Englishsolesole1 /səʊl $ soʊl/ ●●○W3AWL adjective [only before noun]1ONLYthe sole person, thing etc is the only oneSYN onlythe sole American in the roomGriffiths is the sole survivor of the crash.The story was published with the sole purpose of selling newspapers.2ONLYnot shared with anyone elseDerek has sole responsibility for sales in Dublin.The company has the sole rights to market Elton John’s records.COLLOCATIONS – Meaning 1: the sole person, thing etc is the only onenounssomebody’s sole purpose/aimTheir sole purpose was to kill.the sole reasonHis sole reason for calling was to shower abuse upon me.the sole causeI’m not saying that TV violence is the sole cause of violence in society.the sole candidateHe was the sole candidate for the post.the sole occupantThe library’s sole occupant was a thin, elderly man.the sole survivorJack was the sole survivor of the crew.adjectivesthe sole surviving/remaining member/child etcHis sole surviving child, Mary, succeeded to the throne at the age of one week.COLLOCATIONS – Meaning 2: not shared with anyone elsenounssole responsibilityShe has the sole responsibility for a large family.sole rightsThe company now has the sole rights to the process.sole ownership/proprietorshipHe now has sole ownership of the company.sole control/chargeThe school was no longer under their sole control.
solesole2 ●○○ noun1[countable]HBH the bottom surface of your foot, especially the part you walk or stand onThe soles of his feet were caked in mud.2[countable]DCC the flat bottom part of a shoe, not including the heelthe soles of her shoes3[countable, uncountable] (plural sole or soles)DFFHBF a flat fish that is often used for food → lemon soleDover sole
solesole3 verb [transitive]DCCto put a sole on a shoethick-soled/leather-soled etc (=having soles that are thick, made of leather etc)Grammar Sole is usually passive.→ See Verb tableFrom King Business Dictionarysolesole /səʊlsoʊl/ adjective [only before a noun]1a sole thing or person is the only oneThe company’s sole business is software that blocks spam.He became the sole owner of an investment management firm.2a sole responsibility, duty, right etc is one that is not shared with anyone elseDerek has sole responsibility for sales in this region.When he retired, he left his partner in sole control.Originsole1(1200-1300)Old Frenchsoul, from Latinsolus“alone”sole21. (1300-1400)Old FrenchLatinsolea“light shoe”2. (1300-1400)Old FrenchLatinsolea“light shoe, flat fish”