| 单词 | tick |
| 释义 | Word Frequency tick 1(tɪk) noun 1. a recurrent metallic tapping or clicking sound, such as that made by a clock or watch 2. British informal a moment or instant 3. a mark (✓) or dash used to check off or indicate the correctness of something 4. business the smallest increment of a price fluctuation in a commodity exchange. Tick size is usually 0.01% of the nominal value of the trading unit verb 5. to produce a recurrent tapping sound or indicate by such a sound the clock ticked the minutes away 6. (when tr, often foll by off) to mark or check (something, such as a list) with a tick 7. what makes someone tick Word origin C13: from Low German tikk touch; related to Old High German zekōn to pluck, Norwegian tikke to touchWord Frequency tick 2(tɪk) noun 1. any of various small parasitic arachnids of the families Ixodidae (hard ticks) and Argasidae (soft ticks), typically living on the skin of warm-blooded animals and feeding on the blood and tissues of their hosts: order Acarina (mites and ticks) See also sheep tick (sense 1) ▶ Related adjective: acaroid2. any of certain other arachnids of the order Acarina 3. any of certain insects of the dipterous family Hippoboscidae that are ectoparasitic on horses, cattle, sheep, etc, esp the sheep ked Word origin Old English ticca; related to Middle High German zeche tick, Middle Irish dega stag beetleWord Frequency tick 3(tɪk) noun British informal account or credit (esp in the phrase on tick) Word origin C17: shortened from ticketWord Frequency tick 4(tɪk) noun 1. the strong covering of a pillow, mattress, etc 2. informal short for ticking Word origin C15: probably from Middle Dutch tīke; related to Old High German ziecha pillow cover, Latin tēca case, Greek thēkē |
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