motility - Master This Word
Master this word with our 5-step learning method – Learn English in English
motility Word Meanings
- the ability to move spontaneously and actively
- a measure of the movement of organisms
- capability of movement especially in cells or microorganisms
motility Example Sentences
Example sentences are the start of understanding. Don't rush to memorize. First feel how the word works in a sentence.
motility Phonetic & Pronunciation
UK
/məʊˈtɪləti/
US
/moʊˈtɪləti/
motility Word Etymology
Root decomposition: 'mot-' from 'movere' (to move) + '-ility' (quality of). Historical origin: Latin 'motilitas' → Old French → English. Memory image: Imagine a tiny bacterium swimming in a droplet, showcasing its motility as it moves actively, just like a swimmer diving into water.
Note 1: These definitions and etymologies are not standard dictionary definitions, but extended explanations provided to help with memorization and understanding of the actual application of words. Through this background information, we strive to make words more vivid and easier to understand, and help you remember their meanings in real life.
Note 2: LexiTalk designs the learning flow around the linguistics principle of “Comprehensible Input.” When learners encounter material that is slightly above their level but still understandable from context, the brain naturally absorbs the language. That’s why we keep every word inside authentic contexts, using examples and associations to help you understand it and use it flexibly.
Read the FAQ explanation of Comprehensible InputReal Context
Motility is a biological term that describes the ability to move spontaneously and actively, a key feature of many living organisms and cells. In biology, motility is used to measure how freely an organism can explore its environment, and it is often studied in bacteria, sperm, and single-celled protists. The concept distinguishes active movement from passive transport, such as diffusion. Scientists assess motility in various ways, including tracking speed, directionality, and responsiveness to stimuli. Beyond science, motility can appear in everyday language to describe a person's capacity to act or change course quickly. The word's roots come from Latin motilitas, via French, and the suffix -ility marks it as a quality.
Usage Reminders
- - Motility means active, self-initiated movement, not passive transport.
- - Don't confuse motility with mobility or general movement.
- - Motility is often measured by speed, direction, and response to stimuli.
- - It can be used metaphorically to describe a person’s initiative or drive.
- - In writing, specify the organism and method used to assess motility.
Common Misconceptions
- Motility is the same as mobility; they are not used interchangeably in biology.
- Motility only applies to animals, not cells or microorganisms.
- Motility means constant movement with no pauses.
- If something is large, it must have high motility.
- Motility is irrelevant to laboratory measurements.
Thinking Differences
Motility is a specialized biology term; English learners should note that it refers to active movement and is not a general synonym for 'moving' or 'mobility'. Distinguish motility from 'motile' (adjective) and 'movement' in everyday speech.
Learning Tips
- Study the root 'mot-' meaning move to reinforce the concept.
- Differentiate motility (noun) from motile (adjective).
- When writing about experiments, name the organism and method used to assess motility.
- Watch for passive vs active movement in examples and questions.
- Use the term in both scientific and metaphorical senses to build flexibility.
- Practice with microbe- or sperm-related contexts to solidify meaning.
5-Step Learning Method - Learn English in English
Step 1: Meaning
What is the definition of motility?
A.A form of body hygiene
B.The ability to move spontaneously and actively
C.A method of cooking food
D.A type of financial investment
Step 2: Usage
Which sentence uses motility correctly?
A.The motility of the bread was impressive after baking.
B.The motility of the jellyfish is fascinating to observe.
C.Her motility in the art competition won her a prize.
D.He enjoyed the motility of the dense crowd.
Step 3: Similar Words
Which word is most similar to motility?
A.Texture
B.Color
C.Movement
D.Taste
Step 4: Opposite Words
What is the opposite of motility?
A.Clarity
B.Immobility
C.Height
D.Simplicity
Step 5: Mastery
Can you think of a real-life context where motility is important?
A.Many enjoy painting on weekends.
B.The design of furniture requires careful thought.
C.Animals need proper motility to hunt for food.
D.Water colors can create lovely art.
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