Synonym: ample, enough, plenty, satisfactory, sufficient. Antonym: deficient, inadequate, insufficient. Similar words: equation, graduate, evaluate, insinuate, accentuate, undergraduate, square, squad. Meaning: ['ædɪkwət] 
adj. 1. (sometimes followed by `to') meeting the requirements especially of a task 2. enough to meet a purpose 3. about average; acceptable.
adj. 1. (sometimes followed by `to') meeting the requirements especially of a task 2. enough to meet a purpose 3. about average; acceptable. 
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61. The city's water supply is no longer adequate for its need.
62. Will you be assured of a career and adequate salary if you go there?
63. Their food is adequate. It includes meat at least every other day, vegetables and fruit.
64. The performance was adequate.
65. Some creams we tested failed to give adequate protection against UV light.
66. There is a lack of adequate provision for disabled students.
67. The system is more than adequate to deal with any problems.
68. The amount of money we have been given is more or less adequate.
69. Small businesses are advised to make adequate provisions against bad debts.
70. Your work is adequate but I'm sure you could do better.
71. The old computer is still perfectly adequate for most tasks.
72. Most states guarantee the right to free and adequate education.
73. Is there an adequate basis for a science of international politics?
74. An adequate water supply for city people is already a problem no government can take lightly.
75. And last but not least there is the question of adequate funding.
76. There must be adequate recompense for workers who lose their jobs.
77. The police are failing to take adequate measures to check the growth in crime.
78. Is the light good enough to take photos? In formal language you can also say that it is adequate(sentencedict.com/adequate.html), satisfactory or acceptable. These words on their own may suggest that something is only just good enough and could be better. Compare:This piece of work is satisfactory and This piece of work is very satisfactory.
79. A large number of homes lack adequate security measures .
80. The town is now counting the cost of its failure to provide adequate flood protection.
81. They had rushed in without adequate appreciation of the task.
82. In addition to gene, intelligence also depends on an adequate diet, a good education and a decent home environment.
83. The power was more than adequate.
84. Most people eat an adequate diet.
85. I believe that that is quite adequate.
86. But is this an adequate explanation?
87. Set aside adequate time for thought and planning.
88. Nor is economic failure an adequate explanation.
89. Instead, he wrote a barely adequate, undistinguished letter.
90. Is there adequate accommodation for nurses in training?