pro·found 
/prəˈfaʊnd/ adjective
/prəˈfaʊnd/ adjective [more profound; most profound] 1 a : having or showing great knowledge or understanding
▪ a profound thinker ▪ His knowledge of history is profound. ▪ Her books offer profound insights into the true nature of courage.
b : difficult to understand : requiring deep thought or wisdom
▪ the profound mysteries of outer space ▪ profound questions 2 a : very strongly felt
▪ profound sorrow ▪ a profound sense of loss
b : very great
▪ Computer technology has made profound [=major, significant] changes in our lives. ▪ His paintings have had a profound effect/impact/influence on her own work. 3 somewhat formal : absolute or complete
▪ a profound silence/sleep/deafness
▪ a profound thinker ▪ His knowledge of history is profound. ▪ Her books offer profound insights into the true nature of courage.
b : difficult to understand : requiring deep thought or wisdom
▪ the profound mysteries of outer space ▪ profound questions
▪ profound sorrow ▪ a profound sense of loss
b : very great
▪ Computer technology has made profound [=major, significant] changes in our lives. ▪ His paintings have had a profound effect/impact/influence on her own work.
▪ a profound silence/sleep/deafness
— pro·found·ly adverb
▪ She was influenced profoundly by his art. ▪ The discovery is profoundly important. ▪ Their beliefs are profoundly different. ▪ profoundly deaf people
▪ She was influenced profoundly by his art. ▪ The discovery is profoundly important. ▪ Their beliefs are profoundly different. ▪ profoundly deaf people
