crystal
gb/kɹˈɪstəl/ us/kɹˈɪstəl/
B1
Αγγλικά
~ 2800
Σημασίες
0 σημασίες
Ουσιαστικό
B1
entity
1
Transparent mineral with regular structure
A hard, clear stone or mineral that has a regular shape inside.
Μοτίβο χρήσης:
[something] is a crystal
Συχνό λάθος:
Learners may confuse 'crystal' with 'glass'. Glass is not crystalline; it has no regular internal structure.
Συνώνυμα
quartz (A specific and common type of crystal, but not all crystals are quartz.)
Αντώνυμα
amorphous solid (A solid without a regular internal structure, the opposite of crystalline.)
Συνδυασμοί λέξεων
crystal structure
|crystal formation
|quartz crystal
|liquid crystal
|crystal lattice
Θέματα
science
|nature
|materials
Παραδείγματα
- The geologist examined a large quartz crystal.
- Snowflakes are tiny ice crystals formed in the atmosphere.
- This watch contains a crystal that regulates its timekeeping.
Παραδείγματα για μαθητές
- I found a crystal on the beach.
- Salt is made of small crystals.
- The crystal is clear and shiny.
Ουσιαστικό
B1
entity
2
Fine clear glass tableware or ornaments
A kind of clear glass used to make nice cups, bowls, or decorations.
Συχνό λάθος:
Learners sometimes think 'crystal' always means a natural mineral. In this sense it refers to man-made fine glass.
Συνώνυμα
glassware (General term for objects made of glass; not necessarily high-quality or decorative.)
Αντώνυμα
plasticware (Tableware made from plastic instead of glass.)
Συνδυασμοί λέξεων
crystal vase
|cut crystal
|crystal glassware
Θέματα
home
|materials
|daily_life
|arts_entertainment
Παραδείγματα
- The couple received a set of crystal wine glasses as a wedding gift.
- She displayed the crystal vase on the dining table.
- The chandelier sparkled with dozens of hanging crystals.
Παραδείγματα για μαθητές
- My grandmother has a crystal bowl.
- We drink wine from crystal glasses.
- The crystal vase is very beautiful.
Ουσιαστικό
informal
B2
entity
3
Methamphetamine in crystalline form
An illegal drug called methamphetamine that looks like small crystals.
Συχνό λάθος:
Learners may not realize 'crystal' can mean an illegal drug in slang; context is essential.
Συνώνυμα
meth (Common slang abbreviation for methamphetamine; same substance as 'crystal' in this context.)
Συνδυασμοί λέξεων
smoke crystal
|buy crystal
Θέματα
crime
|health
|law
Παραδείγματα
- The police seized several grams of crystal during the raid.
- He was arrested for selling crystal to undercover officers.
- Crystal abuse can lead to severe health problems.
Παραδείγματα για μαθητές
- The police found crystal in his car.
- Crystal is a dangerous drug.
- She was arrested for selling crystal.
adjective
B2
property
4
Perfectly clear or easy to understand
Very clear to see through or very easy to understand.
Μοτίβο χρήσης:
[something] is crystal [clear]
Συχνό λάθος:
Learners may overuse 'crystal' alone without 'clear'; as an adjective it almost always appears in the fixed phrase 'crystal clear'.
Συνώνυμα
transparent (Focuses more on the physical property of letting light pass through.)
Αντώνυμα
unclear (Not easy to see or understand.)
Συνδυασμοί λέξεων
crystal clear water
|crystal clear instructions
Θέματα
communication
|perception
|core_vocabulary
Παραδείγματα
- The lake water was crystal clear.
- Her explanation was crystal clear and left no doubts.
- Through the window, the view was crystal clear.
Παραδείγματα για μαθητές
- The water is crystal clear.
- His words are crystal clear.
- The air was crystal clear.
Γραμματική
Λημματική μορφή
crystal
IPA
GB/kɹˈɪstəl/
US/kɹˈɪstəl/
Συλλαβές και τόνος
crys - tal (2 συλλαβές)
Stress on 1st syllable (crys)
Τύποι λέξης
Noun
- Base: crystal
- Plural: crystal, crystals
Οικογένεια λέξεων
Forms
crystals
noun
Core family
crystalline
adjective
crystallize
verb B2
Advanced or less common
crystallization
noun C1
Εκφράσεις
clear as crystal
1/klˈɪɹ ˈæz kɹˈɪstəl/
fixed phrase
Extremely easy to perceive or understand
Very easy to see or very easy to understand.
Παραδείγματα
- His answer was clear as crystal.
- The mountain air was clear as crystal.
have a crystal ball
1/hˈæv ə kɹˈɪstəl bˈɔl/
idiom
Ability to predict the future
To know what will happen in the future, like magic.
Παραδείγματα
- I can't have a crystal ball — I don't know what will happen next year.
- She isn't expected to have a crystal ball and predict market changes.
crystal clear
1/kɹˈɪstəl klˈɪɹ/
fixed phrase
Perfectly transparent or obvious
Very easy to see through or very easy to understand.
Παραδείγματα
- Her instructions were crystal clear.
- The instructions were crystal clear, so everyone knew what to do.
- The water in the bay was crystal clear.
- On a sunny day, the sea here is crystal clear.