Reading Theme:
Ahead: Meaning, Usage, and Common Mistakes (2 meaning)
Meaning 1：in front (ahead)
ahead
/əˈhɛd/
adv.
In a position in front of someone or something else.
in front
➕
/ɪn frʌnt/
adv.
Located or moving in a position that is in front of someone or something else.
📘 Details & Usage
📖 Root Explanation
From Old English 'on heafod' meaning 'on head', evolving into 'ahead'.
💡 Mnemonic
A head goes ahead: think of a leader's head moving forward first.
📖 Example
According to the navigation, there's a good restaurant just ahead on the left.
According to the navigation, there is a good restaurant just ahead on the left.
🔗 Collocations
straight ahead – directly in front
up ahead – further along the path
look ahead – to look forward
🔄 Synonyms
🚫 Antonyms
📖 Cultural Story
Originating from nautical terminology, 'ahead' was used to direct ships forward. It entered common English in the 16th century.
Meaning 2：earlier than planned (ahead)
ahead
/əˈhɛd/
adv.
Earlier than planned or before someone else.
earlier than planned
➕
/ˈɜrliər ðæn plænd/
adv.
Done or happening before the expected or scheduled time, or in advance of someone or something else.
📘 Details & Usage
📖 Example
She finished her project report a week ahead of the deadline, which really impressed her teacher.
She finished her project report a week ahead of the deadline, which really impressed her teacher.
🔗 Collocations
ahead of time – before the scheduled time
ahead of schedule – earlier than planned
get ahead – to advance or be successful
🔄 Synonyms
early (adv./adj.) – before the expected time
beforehand (adv.) – in advance
in advance (phrase) – ahead of time
🚫 Antonyms
late (adv./adj.) – after the expected time
behind schedule (phrase) – not on time
🌱 Derivatives
aheadmost (adj.) – most forward or advanced
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