Explore Movie Vocabulary
Learn English with movies. Discover how much of a movie’s vocabulary you already know and review unfamiliar words before watching.

The Andromeda Strain
Unique vocabulary and phrases by level
How difficult is The Andromeda Strain in English?
The Andromeda Strain: 53.9% A1–A2 vocabulary; 21.3% B2, C1, and rare vocabulary. Vocabulary size: 1,794.
Unique vocabulary
- For A2 learners: 33.8% of unique vocabulary is above A2 or marked rare. Expect substantial preparation; start with short scenes and English subtitles.
- For B1 learners: 21.3% of unique vocabulary is above B1 or marked rare. Expect substantial preparation; start with short scenes and English subtitles.
- For B2 learners: 14.7% of unique vocabulary is above B2 or marked rare. Preview recurring words and use English subtitles.
12.4% Unclassified. Unclassified vocabulary has no reliable level assignment.
Vocabulary weighted by word occurrences
84.8% A1–A2 vocabulary; 6.9% B2, C1, and rare vocabulary; 3.4% Unclassified.
This counts repeated eligible words. Phrases are excluded from this calculation to avoid counting their component words twice.
Recurring words and phrases to preview
- self (B1): 28 occurrences in available subtitles.
Subtitle example:
for self-destruction in the event
- destruct (rare): 27 occurrences in available subtitles.
Subtitle example:
for atomic self-destruct.
- wildfire (B1): 27 occurrences in available subtitles.
Subtitle example:
I recommend calling a Wildfire Alert.
- lab (B2): 17 occurrences in available subtitles.
Subtitle example:
Detailed plans of the various levels and labs
- growth (B1): 15 occurrences in available subtitles.
Subtitle example:
Nothing that might provide a bacterial growth medium.
Compare with titles in similar genres
- 12 Monkeys: 20.8% B2, C1, and rare vocabulary (0.4 percentage points less than The Andromeda Strain).
- Sphere: 18.8% B2, C1, and rare vocabulary (2.5 percentage points less than The Andromeda Strain).
- Mute: 17.0% B2, C1, and rare vocabulary (4.2 percentage points less than The Andromeda Strain).
These percentages describe vocabulary, not the proportion of dialogue you will understand. CEFR labels are estimates, not official film ratings. Accent, speed, songs, context, and your own vocabulary also affect comprehension. Repeated occurrences may include repeated dialogue or lyrics.
How we estimate vocabulary difficulty · Evidence generated: