Synonym: astuteness, deepness, profoundness, profundity. Similar words: adept, inept, percept, accept, except, septic, keep to, deplete. Meaning: [depθ] 
n. 1. extent downward or backward or inward 2. degree of psychological or intellectual profundity 3. (usually plural) the deepest and most remote part 4. (usually plural) a low moral state 5. the intellectual ability to penetrate deeply into ideas.
n. 1. extent downward or backward or inward 2. degree of psychological or intellectual profundity 3. (usually plural) the deepest and most remote part 4. (usually plural) a low moral state 5. the intellectual ability to penetrate deeply into ideas. 
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61 The depth of his voice makes him sound older than he is.
62 If you can't swim, don't go out of your depth.
63 The camera must be strong enough to resist the immense water pressure at depth.
64 Depth of training is looked upon with favour by many employers.
65 The country's leadership had underestimated the depth of the crisis.
66 I love the depth of colour in her early paintings.
67 The empty shops in the high street testify to the depth of the recession.
68 The demonstration showed the depth of feeling against the war.
69 The submarine lies at a depth of 6,000 feet in the Barents Sea.
70 Strong light will affect the depth of colour of your carpets and curtains.
71 I felt completely out of my depth at the meeting.
72 The wine possesses a smoothness and balanced depth which is rare at such a low price.
73 The fat,(sentencedict.com) broad tyres had a good depth of tread.
74 He felt totally out of his depth in his new job.
75 Their keen eyes can penetrate water to a depth of four meters.
76 After the depth charge exploded the submarine broached, then quickly sank.
77 I'm beyond my depth when it comes to natural sciences.
78 She impressed us with both the depth and range of her knowledge.
79 When they start talking about economics, I'm out of my depth.
80 I don't like going out of my depth in the sea.
81 The depth gauge tells you how deep you have dived.
81 Sentencedict.com is a online sentence dictionary, on which you can find good sentences for a large number of words.
82 I have expressed the depth of my gratitude to him.
83 She never really appreciated the depth and bitterness of the Irish conflict.
84 Plant the beans at a depth of about six inches.
85 Gold also seems to stir men to the depth of their being.
86 Nobody knew the depth of her love for the child.
87 If you get him talking on art, he is soon out of his depth.
88 She had resumed the travel necessary to add depth and colour to her novels.
89 Robert Kee, current affairs experience in depth.
90 Cool colors recede, increasing the sense of depth.