Tosaf (תּוֹסָף) means additive in Hebrew.
It can also mean staysail. It is a masculine noun, and the Hebrew dictionary's own definitions are below.
additive, staysail
The stress falls on the part in bold.
The dictionary gives 3 meanings for Tosaf.
The definitions are in Hebrew, as the dictionary writes them.
- 1כימיהכימיקל המוסף לתרכובת כימית או לחומר אחר, על מנת לשפר את תכונותיו או כדי להעניק לו תכונות חדשות נוספות.
- 2תזונהתגבור של חומרים בכדי להשיג השפעה גופנית מסוימת
- 3ימאותמפרש אורכי משולש המחובר בקרסים ליֶתֶר (סָמוֹךְ). תוספים קיימים בסירות ובספינות בעלות שני סוגי המעטה: אורכי ורוחבי.
The word Tosaf is a masculine noun.
- Written with vowel points
- תּוֹסָף
- Written without vowel points
- מפרש
- Said
- tosaf
- Root
- י־ס־פ
- Pattern
- תַּקְטֵל
- Plural
- תּוֹסָפִים
- Inflections
- ר' תּוֹסָפִים; תּוֹסָף־, תּוֹסָפֵי־
- Gematria
- 620
This is how Tosaf is said in other languages.
- English
- additive, staysail
- French
- voile d'étai
- German
- Stagsegel
These words mean nearly the same as Tosaf.
These words rhyme with Tosaf.
The word Tosaf is part of these phrases and sayings.
A word with a dashed border has no page of its own in this dictionary yet.
The word Tosaf comes from the root י־ס־פ, like these words.
These words come before and after Tosaf in the dictionary.
These are the questions people ask about the word Tosaf.
What does Tosaf (תּוֹסָף) mean in Hebrew?
Tosaf (תּוֹסָף) means additive and staysail. It is said tosaf, with the stress on saf.
What is a synonym for Tosaf (תּוֹסָף)?
Words that mean nearly the same as Tosaf (תּוֹסָף) are מפרש תוסף.
What rhymes with Tosaf (תּוֹסָף)?
Words that rhyme with Tosaf (תּוֹסָף) include כנף, ענף, אף, כף, דף, and גף.
Is Tosaf (תּוֹסָף) masculine or feminine?
The word Tosaf (תּוֹסָף) is a masculine noun, and its plural is תּוֹסָפִים.
The definitions, pronunciation, synonyms and translations on this page are adapted from the entry תוסף of the Hebrew Wiktionary, read on 1 November 2026, and are shared under the CC BY-SA 4.0 licence.