Reading Theme:
Ground Meaning, Uses & Common Mistakes (3 meaning)
Meaning 1：earth's surface (ground)
ground
/ɡraʊnd/
n.
The solid surface of the Earth that we stand or walk on.
earth's surface
➕
/ɜːrθs ˈsɜːrfɪs/
n.
The solid outer layer of the planet that we stand, walk, or build upon; the terrain underfoot.
📘 Details & Usage
📖 Root Explanation
From Old English 'grund', meaning bottom, foundation, or earth.
💡 Mnemonic
Think of 'ground' as the 'round' earth beneath your feet—solid and fundamental.
📖 Example
The children sat on the soft ground and had a picnic under the big tree.
A group of children enjoyed a picnic seated on the soft grass under the shade of a tall tree.
🔗 Collocations
on the ground – directly on the earth's surface
ground level – the lowest floor or elevation of a building or area
solid ground – firm, stable earth beneath one's feet
🔄 Synonyms
🚫 Antonyms
🌱 Derivatives
grounded (adj.) – Connected to the earth or well-balanced; also, confined to the ground.
groundless (adj.) – Having no basis in reality; unfounded.
groundwork (n.) – Basic work or foundation for a project or idea.
📖 Cultural Story
Etymology: Old English 'grund' (bottom, earth). In legal contexts, 'grounds' (reasons) derives from the idea of foundation. Cognate with German 'Grund'.
Meaning 2：field of study (ground)
ground
/ɡraʊnd/
n.
A particular area of knowledge, study, or activity.
field of study
➕
/fiːld əv ˈstʌdi/
n.
A specific area or branch of knowledge, research, or activity that one specializes in.
📘 Details & Usage
📖 Example
My brother is an expert in the ground of computer science, while I focus more on language learning.
My brother specializes in the field of computer science, whereas I concentrate on language acquisition.
🔗 Collocations
common ground – shared beliefs or interests between people
cover ground – to discuss or deal with a wide range of topics
break new ground – to do something innovative or create a new area of knowledge
🔄 Synonyms
🚫 Antonyms
ignorance (n.) – Lack of knowledge or awareness in a subject.
🌱 Derivatives
grounded (adj.) – Having a solid foundation in a subject; well-informed.
groundwork (n.) – Preliminary work or foundation for further study.
Meaning 3：reason or basis (ground)
ground
/ɡraʊnd/
n.
A reason or basis for doing, thinking, or saying something.
reason or basis
➕
/ˈriːzən ɔːr ˈbeɪsɪs/
n.
A logical or factual foundation for a decision, action, or belief; a valid justification.
📘 Details & Usage
📖 Example
The teacher had good grounds for giving the student a warning, as he was caught cheating on the test.
The teacher had a valid reason to issue a warning to the student because he was caught cheating during the exam.
🔗 Collocations
grounds for – reasons that justify a particular action or decision
on the grounds that – because of a specific reason
valid grounds – strong and acceptable reasons
🔄 Synonyms
basis (n.) – The underlying support or foundation for an argument or action.
justification (n.) – A good reason or explanation for something.
cause (n.) – A reason that explains or justifies an effect.
🚫 Antonyms
falsehood (n.) – An incorrect or unsupported claim.
🌱 Derivatives
groundless (adj.) – Without any real reason or basis.
grounded (adj.) – Based on solid facts; well-founded.
Wordbook
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