Abridged style guide for Italian

When translating, please do not copy the style of the source text. Please adhere to the style below and implement it consistently throughout the text even if the source is inconsistent or includes errors in style. The translation should read as naturally as possible—as if it were written in the target language.


Upper/lowercase letter after a colon:Lowercase
Figure in captions begins with upper/lowercase:Uppercase, Fig. 1
Figure in running text begins with upper/lowercase:Lowercase, figura 1
Labels in diagrams begin with upper/lowercase:Uppercase
Footnotes begin with upper/lowercase:Uppercase


Dash type (with spaces):Riduce le emissioni – offre maggiore potenza
Curved double (outer)/single (inner) quotation marks:“l’apparecchio speciale ‘Recovery Only Unit’ (ROU)”
Slashes with spaces if more than one word:veicoli commerciali / autovetture di serie BUT: e/o
Parentheses within parentheses:(idrogeno [H2] e acqua)


Thousand separator (nonbreaking space):9 000; 260 000 m2
Decimal separator:2,4 ml
Exponents are superscript:100 m2
Atomic numbers in compounds are subscript:CO2
Hyphen for number ranges:30-75 kg​
Unit of measure with number ranges:115-130 °C; 5-10%
En dash for minus signs:−52,2
No space between numbers and +:+14,2% BUT: 10 + 4
No space between numbers and >/<:>50 km
Nonbreaking space between numbers and °C:32 °C
No space between numbers and %:14,2%
The abbreviation for approximately:circa
The abbreviation for circa:ca.
Currency code before or after the number:+53,8 milioni EUR
Short date [YYYY]/[MM]/[DD]:2021/01/25
Long date [D] [month] [YYYY]:25 gennaio 2021
Time of day [HH].[mm]:21.30


In general, bulleted list items begin with a lowercase letter and do not end in a period, unless each item forms a complete sentence.

Note: Each list should be capitalized and punctuated consistently even if there is a mix of complete and incomplete sentences. If the list contains mostly incomplete sentences, then each item begins with a lowercase letter and does not end in a period.

Clima ideale significa:

  • aerazione piacevole e senza correnti d’aria
  • alta qualità dell’aria
  • comandi semplici e chiari